body {
    font-family: Arial, sans-serif;
    margin: 50px;
}

h1 {
    color: #333;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #007bff;
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

input {
    padding: 10px;
    font-size: 16px;
    margin-right: 10px;
}

button:hover {
    background-color: #0056b3;
}

.result {
    margin-top: 20px;
    font-weight: bold;
    font-size: 18px;
    color: #333;
}